DE135629C - - Google Patents

Info

Publication number

DE135629C

DE135629C DENDAT135629D DE135629DA DE135629C DE 135629 C DE135629 C DE 135629C DE NDAT135629 D DENDAT135629 D DE NDAT135629D DE 135629D A DE135629D A DE 135629DA DE 135629 C DE135629 C DE 135629C

Authority

DE

Germany

Prior art keywords

line

call

callsign

office

intercom

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Active

Links

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• DPMA
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• 230000004048 modification Effects 0.000 description 2
• 238000012986 modification Methods 0.000 description 2
• 230000001960 triggered effect Effects 0.000 description 2
• 238000010586 diagram Methods 0.000 description 1
• 230000005611 electricity Effects 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000011144 upstream manufacturing Methods 0.000 description 1